Home / 21,998,267,597,914-30,356,241,449,643-12,120,958,342,451

Finding the Fourth Proportional to 21,998,267,597,914, 30,356,241,449,643 and 12,120,958,342,451

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Solution

The fourth proportional to 21,998,267,597,914, 30,356,241,449,643 and 12,120,958,342,451 is: 16,726,168,840,649.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,998,267,597,914 : 30,356,241,449,643 = 12,120,958,342,451 : x
  2. Step 2: Convert to fraction form
    21,998,267,597,914/30,356,241,449,643 = 12,120,958,342,451/x
  3. Step 3: Cross multiply
    21,998,267,597,914x = 30,356,241,449,643 × 12,120,958,342,451
  4. Step 4: Simplify right side
    21,998,267,597,914x = 367,946,738,044,507,186,872,188,928
  5. Step 5: Solve for x
    x = 367,946,738,044,507,186,872,188,928/21,998,267,597,914
  6. Step 6: Final answer
    x = 16,726,168,840,649.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.